U.S. Department of Energy Energy Efficiency & Renewable Energy U.S. Department of Energy Energy Efficiency & Renewable Energy

Life-Cycle Analysis

Proficiency Level 1: Remember

Define life-cycle analysis (LCA) terms, including goal, scope, functional unit, life-cycle inventory, and uncertainty analysis. 

Proficiency Level 2: Understand

List the steps needed for a full life-cycle analysis based on the International Organization for Standardization (ISO) Standard.

Proficiency Level 3: Apply

Interpret the results from a simple life-cycle assessment and use the data to make recommendations about a building system. 

Sketch the system boundary and flows for a life-cycle assessment. 

Proficiency Level 4: Analyze

Calculate the life-cycle impact from the life-cycle inventory for a simple system.